North America Non-native Plant

Sarsaparilla

Botanical name: Smilax aristolochiifolia

USDA symbol: SMAR

Native status: Not native but doesn't reproduce and persist in the wild

Sarsaparilla: A Native Climbing Vine for Wildlife-Friendly Gardens Meet sarsaparilla (Smilax aristolochiifolia), a tough-as-nails native climbing vine that’s been quietly doing its thing in the southeastern United States long before any of us started thinking about native gardening. This unassuming climber might not win any beauty contests, but it’s got ...

Sarsaparilla: A Native Climbing Vine for Wildlife-Friendly Gardens

Meet sarsaparilla (Smilax aristolochiifolia), a tough-as-nails native climbing vine that’s been quietly doing its thing in the southeastern United States long before any of us started thinking about native gardening. This unassuming climber might not win any beauty contests, but it’s got personality and purpose in spades – plus it’s a wildlife magnet that practically grows itself once you get it started.

Where You’ll Find This Native Climber

Sarsaparilla calls the warm southeastern United States home, with natural populations thriving across Texas, Louisiana, and other Gulf Coast regions. It’s perfectly adapted to the hot, humid summers and mild winters that define this corner of the country, making it an excellent choice for gardeners looking to work with their local climate rather than against it.

What Makes Sarsaparilla Special

Don’t let its modest appearance fool you – this vine has some serious garden street cred. Sarsaparilla sports attractive heart-shaped leaves that create a lush, green backdrop throughout the growing season. Come spring and early summer, it produces clusters of small, greenish flowers that might not stop traffic but definitely catch the attention of beneficial insects looking for a meal.

The real show comes later when those flowers transform into dark berries that birds absolutely go crazy for. We’re talking about a legitimate wildlife buffet that’ll have your feathered friends singing your praises (literally).

Growing Conditions and Care

Here’s where sarsaparilla really shines – it’s incredibly adaptable and low-maintenance. This vine thrives in USDA hardiness zones 8-10, making it perfect for southern gardeners who want something that won’t throw a tantrum during hot summers.

Sarsaparilla handles everything from partial shade to full sun like a champ, though it seems happiest with a bit of afternoon shade in the hottest climates. As for soil, it’s not picky – average garden soil will do just fine, and once established, it’s quite drought tolerant.

Planting and Care Tips

  • Plant in spring after the last frost date
  • Water regularly during the first growing season to help establish roots
  • Provide a sturdy support structure – fences, trellises, or even trees work great
  • Mulch around the base to retain moisture and suppress weeds
  • Be prepared to manage its spread – this vine can get enthusiastic about expansion

Perfect Garden Roles

Sarsaparilla excels as a screening plant, quickly covering unsightly fences or structures with its dense foliage. It’s fantastic for wildlife gardens, where its flowers feed pollinators and its berries sustain birds. Consider it for woodland edges, naturalized areas, or anywhere you want to add vertical interest without a lot of fuss.

Just keep in mind that this vine has a reputation for being an enthusiastic spreader. In smaller gardens, you’ll want to stay on top of pruning and management to keep it from taking over the neighborhood.

Why Choose Sarsaparilla?

If you’re looking for a low-maintenance native vine that supports local wildlife and thrives in challenging conditions, sarsaparilla deserves serious consideration. It’s particularly valuable for gardeners who want to create habitat corridors or support native ecosystems in their own backyard.

Sure, it might not have the flashy flowers of some exotic vines, but it offers something more valuable – a genuine connection to your local landscape and the wildlife that calls it home. Plus, there’s something deeply satisfying about growing a plant that your great-great-grandmother might have known and used.

Just remember to give it room to roam and be prepared for some enthusiastic growth. With sarsaparilla, a little goes a long way, but when used thoughtfully, it’s a fantastic addition to any native plant palette.

Sarsaparilla

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Liliidae

Order

Liliales

Family

Smilacaceae Vent. - Catbrier family

Genus

Smilax L. - greenbrier

Species

Smilax aristolochiifolia Mill. - sarsaparilla

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA